•The Frankies’ new Coffee Peddlar and Vinegar Hill House bake Guinness cake in Brooklyn. [The Moment/NYT] (Vinegar Hill’s dense, bitter chocolate version smeared with cream-cheese frosting often sells out near the end of the night if you don’t reserve a slice.)

• Make a Guinness float, or add the stout to foods like fondue and teriyaki sauce. [Decider]

• We unfortunately caught Katie Lee Joel decked out like a leprechaun presenting the same idea (stew! clams! cupcakes!) for the CBS Early Show this morning. [CBS News]